About 5 Second of Summer

5 Seconds of Summer is an Australian pop rock band. Formed in Sydney in 2011, the band consists of Luke Hemmings (vocals, guitar), Michael Clifford (guitar, vocals), Calum Hood (bass guitar, vocals) and Ashton Irwin (drums, vocals).5 Seconds of Summer began in December 2011 when Luke Hemmings, Michael Clifford and Calum Hood, who all attended the same school (Norwest Christian College), joined together and started posting videos of themselves performing covers of popular songs to YouTube. Their cover of the Chris Brown and Justin Bieber hit "Next to You" received over 600,000 hits. In December 2011, they were joined by drummer Ashton Irwin.